QF Manual Blast Gate

Nordfab’s QF® Manual Blast Gate allows manual operation and is constructed of a cast aluminum body with a galvanized steel blade and a standard QF connection collar, unless otherwise specified. The SS model is 100% Stainless Steel, body and blade are 12ga.


The term “Damper” is sometimes used to describe a Blast Gate.

• Available in Galvanized and 304SS or optional 316SS or carbon steel
• Available with flanged ends in diameters up to 30", and other various end types
• Optional gauges 20, 18, 16 and 14

Contact Nordfab or your local Nordfab dealer for assistance with larger sizes and material / gauge options.

ø A in Material T mm Length (in) Weight (lbs) Legacy Art. Nr. Art. No.
3 Galv 22ga 3240-0300-100000‍ 8010002296‍
4 Galv 22ga 3240-0400-100000‍ 8010002298‍
5 Galv 22ga 3240-0500-100000‍ 8010002300‍
6 Galv 22ga 3240-0600-100000‍ 8010002302‍
7 Galv 22ga 3240-0700-100000‍ 8010002304‍
8 Galv 22ga 3240-0800-100000‍ 8010002306‍
9 Galv 22ga 3240-0900-100000‍ 8010002308‍
10 Galv 22ga 3240-1000-100000‍ 8010002288‍
11 Galv 22ga 3240-1100-100000‍ 8010002290‍
12 Galv 22ga 3240-1200-100000‍ 8010002292‍
14 Galv 20ga 3240-1400-100000‍ 8010002276‍
16 Galv 20ga 3240-1600-100000‍ 8010002278‍
18 Galv 20ga 3240-1800-100000‍ 8010002280‍
20 Galv 20ga 3240-2000-100000‍ 8010002282‍
22 Galv 20ga 3240-2200-100000‍ 8010002284‍
24 Galv 20ga 3240-2400-100000‍ 8010002287‍
3 304SS 22ga 3240-0300-200000‍ 8010002220‍
4 304SS 22ga 3240-0400-200000‍ 8010002222‍
5 304SS 22ga 3240-0500-200000‍ 8010002224‍
6 304SS 22ga 3240-0600-200000‍ 8010002233‍
7 304SS 22ga 3240-0700-200000‍ 8010002227‍
8 304SS 22ga 3240-0800-200000‍ 8010002229‍
9 304SS 22ga 3240-0900-200000‍ 8010002231‍
10 304SS 22ga 3240-1000-200000‍ 8010002213‍
11 304SS 22ga 3240-1100-200000‍ 8010002215‍
12 304SS 22ga 3240-1200-200000‍ 8010002216‍
14 304SS 20ga 3240-1400-200000‍ 8010002212‍
16 304SS 20ga 3240-1600-200000‍ 8010002203‍
18 304SS 20ga 3240-1800-200000‍ 8010002205‍
20 304SS 20ga 3240-2000-200000‍ 8010002206‍
22 304SS 20ga 3240-2200-200000‍ 8010002208‍
24 304SS 20ga 3240-2400-200000‍ 8010002210‍

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Contact Nordfab Americas